中间件定义

type CustomMiddleware struct {
}
func NewCustomMiddleware() *CustomMiddleware {
    return &CustomMiddleware { }
}
func (middleware*CustomMiddleware ) Inovke(ctx *context.HttpContext, next func(ctx *context.HttpContext)) {
        // ....
    next(ctx)
}

main.go

func main() {
    app.CreateDefaultBuilder(registerEndpointRouterConfig).
        Configure(func(app *app.WebApplicationBuilder) {
            app.UseMiddleware(NewCustomMiddleware())
        }).Build().Run()
}